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65 lines
2.6 KiB
SQL
65 lines
2.6 KiB
SQL
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# Trailing garbage in string literals
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--eval CREATE TABLE t1 (a $TYPE);
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE a='2001-01-01 00:00:00x';
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SELECT * FROM t1 WHERE LENGTH(a) != 20;
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SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)!=30+RAND() AND a='2001-01-01 00:00:00x';
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DROP TABLE t1;
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# Leading spaces in string literals
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--eval CREATE TABLE t1 (a $TYPE);
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE LENGTH(a)=19;
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19+RAND() AND a=' 2001-01-01 00:00:00';
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# This should not propagate
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=' garbage ';
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DROP TABLE t1;
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# Trailing fractional digits in temporal literals
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--eval CREATE TABLE t1 (a $TYPE);
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
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SELECT * FROM t1 WHERE LENGTH(a)=19;
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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DROP TABLE t1;
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# Trailing fractional digits in temporal literals, the same precision
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--eval CREATE TABLE t1 (a $TYPE(6));
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00.000000'),('2001-01-01 00:00:01.000000');
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SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
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SELECT * FROM t1 WHERE LENGTH(a)=26;
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SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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DROP TABLE t1;
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# DATETIME/TIMESTAMP column vs TIME literal
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SET timestamp=UNIX_TIMESTAMP('2001-01-01 10:20:30');
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--eval CREATE TABLE t1 (a $TYPE);
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE a=TIME'00:00:00';
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SELECT * FROM t1 WHERE LENGTH(a)=19;
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIME'00:00:00';
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DROP TABLE t1;
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